bench: warm-up with same arguments to mitigate utf8 slowness
bench: warm-up with same arguments to mitigate utf8 slowness

royaltm/node-murmurhash-native,royaltm/node-murmurhash-native,royaltm/node-murmurhash-native,royaltm/node-murmurhash-native,royaltm/node-murmurhash-native,royaltm/node-murmurhash-native